Documentation/devicetree/bindings/interconnect/qcom,sdm660.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/interconnect/qcom,sdm660.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm SDM660 Network-On-Chip interconnect
   8
   9 maintainers:
  10   - Konrad Dybcio <konradybcio@kernel.org>
  11
  12 description: |
  13   The Qualcomm SDM660 interconnect providers support adjusting the
  14   bandwidth requirements between the various NoC fabrics.
  15
  16 properties:
  17   compatible:
  18     enum:
  19       - qcom,sdm660-a2noc
  20       - qcom,sdm660-bimc
  21       - qcom,sdm660-cnoc
  22       - qcom,sdm660-gnoc
  23       - qcom,sdm660-mnoc
  24       - qcom,sdm660-snoc
  25
  26   reg:
  27     maxItems: 1
  28
  29   clock-names:
  30     minItems: 1
  31     maxItems: 5
  32
  33   clocks:
  34     minItems: 1
  35     maxItems: 5
  36
  37 required:
  38   - compatible
  39   - reg
  40
  41 unevaluatedProperties: false
  42
  43 allOf:
  44   - $ref: qcom,rpm-common.yaml#
  45   - if:
  46       properties:
  47         compatible:
  48           const: qcom,sdm660-mnoc
  49
  50     then:
  51       properties:
  52         clocks:
  53           items:
  54             - description: CPU-NoC High-performance Bus Clock.
  55
  56         clock-names:
  57           const: iface
  58
  59   - if:
  60       properties:
  61         compatible:
  62           const: qcom,sdm660-a2noc
  63
  64     then:
  65       properties:
  66         clocks:
  67           items:
  68             - description: IPA Clock.
  69             - description: UFS AXI Clock.
  70             - description: Aggregate2 UFS AXI Clock.
  71             - description: Aggregate2 USB3 AXI Clock.
  72             - description: Config NoC USB2 AXI Clock.
  73
  74         clock-names:
  75           items:
  76             - const: ipa
  77             - const: ufs_axi
  78             - const: aggre2_ufs_axi
  79             - const: aggre2_usb3_axi
  80             - const: cfg_noc_usb2_axi
  81
  82 examples:
  83   - |
  84     #include <dt-bindings/clock/qcom,gcc-sdm660.h>
  85     #include <dt-bindings/clock/qcom,mmcc-sdm660.h>
  86     #include <dt-bindings/clock/qcom,rpmcc.h>
  87
  88     bimc: interconnect@1008000 {
  89         compatible = "qcom,sdm660-bimc";
  90         reg = <0x01008000 0x78000>;
  91         #interconnect-cells = <1>;
  92     };
  93
  94     a2noc: interconnect@1704000 {
  95         compatible = "qcom,sdm660-a2noc";
  96         reg = <0x01704000 0xc100>;
  97         #interconnect-cells = <1>;
  98         clocks = <&rpmcc RPM_SMD_IPA_CLK>,
  99                  <&gcc GCC_UFS_AXI_CLK>,
 100                  <&gcc GCC_AGGRE2_UFS_AXI_CLK>,
 101                  <&gcc GCC_AGGRE2_USB3_AXI_CLK>,
 102                  <&gcc GCC_CFG_NOC_USB2_AXI_CLK>;
 103         clock-names = "ipa",
 104                       "ufs_axi",
 105                       "aggre2_ufs_axi",
 106                       "aggre2_usb3_axi",
 107                       "cfg_noc_usb2_axi";
 108     };